Related Clues:
- Some help UK company backing rough layout
- Puzzle -- more U, but less H?
- Queen's 'Under Pressure' with huge exhibitionist
- Hard question or subject for artist
- Full-size working model
- Model in studio maybe creating difficulty
- Ask compiler, ultimately, for puzzle
- Informal word for one who wears trendy clothing
- Hard question
- Exhibitionist's problem
- Difficult problem unravelling ropes
- Full-size model
- Tangled ropes can present a problem
- Hard one
- 'Why is a raven like a writing-desk?,' e.g